When something is banned, it is not allowed. Often, when something is banned, it is illegal or against the rules. For example, smoking is banned in most hospitals. Some sample sentences are as follows:

When you get a new lease on life, you feel like you have a new life because you escaped something serious like a debt or illness or bad lifestyle. A lease is a written agreement to use something. The British often say new leases 'of' life, while Americans say new lease 'on' life. Notice the following: